Table 2.
No | Yes | |||||||
---|---|---|---|---|---|---|---|---|
n = 1,712 | % | n = 1,734 | % | p value | ||||
Age | 61.98 ± 14.47 | 59.10 ± 13.33 | <0.0001a | |||||
Age category | ||||||||
>50 | 1,304 | 0.76 | 1,241 | 0.72 | ||||
<50 | 408 | 0.24 | 493 | 0.28 | 0.00 | 1.27 | 1.09 | 1.48 |
Gender | ||||||||
Female | 1,679 | 0.98 | 1,717 | 0.99 | 1.00 | |||
Male | 31 | 1.80 | 15 | 0.09 | 0.02 | 0.47 | 0.26 | 0.88 |
Race | ||||||||
Caucasian | 508 | 547 | 1.00 | |||||
African American | 1,042 | 1,022 | 0.22 | 1.10 | 0.95 | 1.27 | ||
Hispanic | 111 | 124 | 0.80 | 0.96 | 0.73 | 1.28 | ||
Grade | ||||||||
1 | 234 | 0.17 | 198 | 0.13 | 1.00 | |||
2 | 545 | 0.39 | 618 | 0.42 | 0.01 | 0.75 | 0.60 | 0.93 |
3 | 634 | 0.45 | 666 | 0.45 | 0.05 | 0.81 | 0.66 | 1.00 |
Grade 1 vs. 2/3 | 1,179 | 0.83 | 1,284 | 0.87 | 0.02 | 1.29 | 1.05 | 1.58 |
ER | ||||||||
Positive | 689 | 0.77 | 721 | 0.74 | 1.00 | |||
Negative | 210 | 0.23 | 258 | 0.26 | 0.13 | 1.17 | 0.95 | 1.45 |
PR | ||||||||
Positive | 587 | 0.65 | 594 | 0.61 | 1.00 | |||
Negative | 310 | 0.35 | 382 | 0.39 | 0.04 | 1.22 | 1.01 | 1.47 |
HER2 | ||||||||
Positive | 3 | 0.19 | 6 | 0.18 | 1.00 | |||
Negative | 13 | 0.81 | 28 | 0.82 | 0.93 | 0.93 | 0.20 | 4.31 |
ER/PR | ||||||||
Positive | 701 | 0.78 | 720 | 0.74 | 1.00 | |||
Both negative | 195 | 0.22 | 254 | 0.26 | 0.03 | 1.27 | 1.02 | 1.57 |
aIndependent t test F = 16.87, t = 6.08